Know what your project will cost before you buy a single bag
Material calculators and price ranges for outdoor projects in the US. Every price shows the store, ZIP code and date we checked it, and every formula is public.
Calculators
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Concrete Slab Calculator: Yards, Bags and Cost
Enter length, width and thickness to get cubic yards, 80 lb or 60 lb bag counts and the cost, using bag yields from Quikrete and dated store prices.
Projects
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Concrete
Slabs, footings, fence posts and steps: how much concrete you need, bags vs ready-mix, and what it costs.
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Gravel, Mulch & Soil
How much gravel, mulch, topsoil or sand to order, in bags, cubic yards or tons, and what it costs.
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Patios & Walls
Paver patios, bases and retaining walls: material counts, costs and how the options compare.
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Fences
Posts, panels and concrete for wood, vinyl and chain-link fences, with cost per linear foot.
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Decks
Deck boards, joists and fasteners, and the real cost of wood vs composite decking.
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Lawn
Sod, grass seed and soil for a new lawn: how much to buy and what it costs.
Why trust these numbers
- Material quantities come from manufacturer data sheets, and we link to them.
- Prices are real shelf prices we checked, with the store, ZIP code and date. You can type in your own.
- Every calculator explains its formula. See how we calculate.
- We tell you how we make money: no paid placements in our numbers.